Advantages of IMD/IML Parts: Scratch Resistance, 3D Effect and Design Freedom
Why use IMD/IML: scratch and chemical resistance, strong 3D effect, dust and moisture protection, flexible colors and graphics, and applications in appliances, computers, telecom and automotive.
Parts made by forming a film on an IMD/IML hot press and then injection molding behind it offer the following benefits over surface printing or stick-on panels (summarized from the original article).
Benefits for the part
- Scratch and corrosion resistant, long service life.
- Strong 3D effect; high-precision decoration on curved surfaces.
- Dust- and moisture-proof, resistant to deformation.
- Colors and graphics can change freely with the design.
Benefits for production and design
- Flexible design and lower-cost product variety.
- No separate panel to stick on and no solvent-based adhesive.
- Buttons can be molded directly; the original article cites a button life of up to 1 million presses.
- Better scratch resistance and light transmission for clear display windows.
- Higher integration, fewer assembly steps.
Quality characteristics
- Consistency: accurate color registration and uniform parts.
- Durability: specially coated film improves wear and chemical resistance.
- Complex shapes: film stretch allows 3D designs.
- Varied styles: metallic plating or natural-material looks on request.
Applications
Home appliances, computers and peripherals, mobile communication devices and the automotive industry.
Forming equipment: IML/IMD hot press and IMD/IML air-conditioner panel hot press. Process background: IMD/IML thermoforming machines: process and applications.
Adapted from an article published on SANSEN's original Chinese website (sansendg.com) on 2022-10-12. The text was edited and restructured; technical content follows the original.